151.158.220.0/23
🇯🇵IPv4APNICallocated RPKI Valid
CIDR
151.158.220.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇯🇵 Japan
City
Chiyoda City
RIR
APNIC
Status
allocated
Allocated
2/24/2026
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 151.158.220.0/24 | AS152877NIN - Nintendo Co., Ltd | Valid | — | 6/13/2026 |
| 151.158.221.0/24 | AS152877NIN - Nintendo Co., Ltd | Valid | — | 6/13/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 151.158.220.0/23 | AS152877 | /32 | apnic |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/151.158.220.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/151.158.220.0/23" | jq
External Links